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Finding the Fourth Proportional to 62,892.20, 94,411.20 and 37,960.40

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Solution

The fourth proportional to 62,892.20, 94,411.20 and 37,960.40 is: 56,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,892.20 : 94,411.20 = 37,960.40 : x
  2. Step 2: Convert to fraction form
    62,892.20/94,411.20 = 37,960.40/x
  3. Step 3: Cross multiply
    62,892.20x = 94,411.20 × 37,960.40
  4. Step 4: Simplify right side
    62,892.20x = 3,583,886,916.48
  5. Step 5: Solve for x
    x = 3,583,886,916.48/62,892.20
  6. Step 6: Final answer
    x = 56,984.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.